Comparison

jAmpler vs ScratchLab

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

jAmpler

Record, import, and manipulate audio samples with a versatile instrument plugin. Create unique sounds using granular synthesis and a wide array of effects. Assign samples to a keyboard for intuitive musical performance.

Highlights
  • Record and import audio samples
  • Assign samples to keyboard keys
  • Granular synthesis controls
  • Extensive per-sample editing
  • Global effects suite
  • Adjustable velocity curve and temperament
Features
Read full description

jAmpler is a sample-based instrument plugin for iOS and macOS, designed as an Audio Unit v3 (AUv3) instrument. It enables you to record, import, assign, and manipulate samples with a rich set of controls and global effects — all accessible in a compact, intuitive interface. Features: * 4 banks, each with 8 samples. * Each sample is represented by a unique color. * Record samples directly using your device’s built-in microphone. * Import audio files to use as samples. * Assign samples to keyboard keys using their color codes. * Detailed controls per sample: - Copy, paste, and trim samples. - ADSR envelope (Attack, Decay, Sustain, Release). - Crossfade and crossfade overlap for seamless looping. - Octave shifting and drive/distortion. - Filter and pitch shift options. - Granular synthesis controls (wet, density, size, spray, stereo spread, window shape). * Global effects: - Velocity Controlled Filter. - Low Frequency Oscillator. - Compressor. - Distortion. - Equalizer. - Chorus. - Cabinet. - Reverb. * Adjustable velocity curve and keyboard temperament.

About

ScratchLab

Features
Read full description

ScratchLab is a professional capture and session-logging tool designed for DJs and structured recording workflows. It helps keep sessions organized so takes, notes, and supporting media are easier to manage. With ScratchLab, you can: • capture and organize session data • track takes with clear logging • support repeatable recording workflows • keep performance and practice sessions documented • simplify review and file organization after recording ScratchLab is built for workflows where consistency matters, whether you are documenting scratch practice, recording structured sessions, or managing repeated capture setups for training and review. It is designed to reduce confusion, improve session organization, and make post-session handling more efficient. The focus is simple: a clear, reliable workflow for capturing and organizing DJ session material without unnecessary complexity.

Screenshots

jAmpler4 screens
ScratchLab4 screens

Verdict

The call

The clearest difference is in-app purchases: ScratchLab at none against jAmpler's 1. jAmpler's advantage is iOS requirement (14.0 vs 18.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. jAmpler sells 1 one-off in-app purchase. ScratchLab asks for nothing beyond the download.

Scorecard2 real differences · 8 level
jAmpler versus ScratchLab: the parameters behind the verdict, then further details
ParameterjAmplerScratchLab
PriceFreeFree
Rating4.2 (6 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, Apple Watch
Requires iOS14.0 — better18.0
Further details — not scored
Size1.4 GB216 MB
Age rating4+12+
DeveloperJan MaesKarl Watson

In-app purchases

1 purchases

jAmpler

One-time1
  • jAmpler Activation$7.99
None

ScratchLab

No in-app purchases

Questions

Is jAmpler free?
jAmpler is free to download, with in-app purchases available.
Is ScratchLab free?
ScratchLab is free to download, with no in-app purchases.
Do jAmpler or ScratchLab have ads?
Neither jAmpler nor ScratchLab shows ads.

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